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Finding the Fourth Proportional to 45,902.70, 68,854.05 and 37,701.45

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Solution

The fourth proportional to 45,902.70, 68,854.05 and 37,701.45 is: 56,552.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,902.70 : 68,854.05 = 37,701.45 : x
  2. Step 2: Convert to fraction form
    45,902.70/68,854.05 = 37,701.45/x
  3. Step 3: Cross multiply
    45,902.70x = 68,854.05 × 37,701.45
  4. Step 4: Simplify right side
    45,902.70x = 2,595,897,523.37
  5. Step 5: Solve for x
    x = 2,595,897,523.37/45,902.70
  6. Step 6: Final answer
    x = 56,552.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.